JP2013097168A5 - - Google Patents
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- JP2013097168A5 JP2013097168A5 JP2011239907A JP2011239907A JP2013097168A5 JP 2013097168 A5 JP2013097168 A5 JP 2013097168A5 JP 2011239907 A JP2011239907 A JP 2011239907A JP 2011239907 A JP2011239907 A JP 2011239907A JP 2013097168 A5 JP2013097168 A5 JP 2013097168A5
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- Prior art keywords
- lens
- movable member
- fixed
- movable
- optical axis
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- 230000003287 optical Effects 0.000 claims description 12
- 238000003384 imaging method Methods 0.000 claims 1
Description
上記目的を達成するために、本発明のレンズ駆動ユニットは、レンズ装置内において該レンズ装置の光軸と垂直な方向にレンズを移動させるレンズ駆動ユニットであって、固定部材と、該レンズが固定された可動部材と、該可動部材と該固定部材が該レンズの光軸に垂直な方向において相対的に移動可能な態様で、該固定部材と該可動部材との間に挟持されるボールであって、前記固定部材又は前記可動部材に備えられたボール受け部と接触するボールと、該可動部材を該固定部材に向けて付勢する付勢手段と、該レンズの光軸に垂直な面内における該固定部材に対する該可動部材の位置を検出する位置検出手段と、該可動部材を該固定部材に対して光軸に垂直な方向に駆動する駆動手段と、該位置検出手段で検出された該可動部材の位置に基づいて、該駆動手段による該可動部材の駆動を制御する制御手段と、該レンズの光軸を中心とする該固定部材と該可動部材の相対的な回転位置によって、該光軸に垂直な平面内における該固定部材と該可動部材との相対的な可動範囲が大きい可動位置と、該平面内における該固定部材と該可動部材との相対的な可動範囲が小さい固定位置と、を画定する可動範囲画定手段と、を有し、前記該固定位置において、前記固定部材又は前記可動部材が備えるボール受け部と前記ボールとの間、又は前記駆動手段と前記可動部材との間において、摺動摩擦が発生する、ことを特徴とする。
In order to achieve the above object, a lens driving unit of the present invention is a lens driving unit that moves a lens in a direction perpendicular to the optical axis of the lens device in the lens device, and the fixing member and the lens are fixed. And a ball sandwiched between the fixed member and the movable member in such a manner that the movable member and the fixed member are relatively movable in a direction perpendicular to the optical axis of the lens. A ball in contact with the ball receiving portion provided on the fixed member or the movable member, a biasing means for biasing the movable member toward the fixed member, and an in-plane perpendicular to the optical axis of the lens Position detecting means for detecting the position of the movable member relative to the fixed member, driving means for driving the movable member in a direction perpendicular to the optical axis with respect to the fixed member, and the position detected by the position detecting means At the position of the movable member Zui and, control means for controlling the driving of the movable member by said drive means, by the relative rotational position of the fixing member and the movable member around the optical axis of the lens, a plane perpendicular to the optical axis A movable position that defines a movable position in which the relative movable range between the fixed member and the movable member is large and a fixed position in which the relative movable range between the fixed member and the movable member is small in the plane. has a range defining means, in the said locked position, said fixing member or between said ball and the ball receiving portion provided in the movable member, or between the said movable member said driving means, it is sliding friction It is generated .
Claims (7)
固定部材と、
該レンズが固定された可動部材と、
該固定部材と該可動部材が該レンズの光軸に垂直な方向において相対的に移動可能な態様で、該固定部材と該可動部材との間に挟持されるボールであって、前記固定部材又は前記可動部材に備えられたボール受け部と接触するボールと、
該可動部材を該固定部材に向けて付勢する付勢手段と、
該レンズの光軸に垂直な面内における該固定部材に対する該可動部材の位置を検出する位置検出手段と、
該可動部材を該固定部材に対して光軸に垂直な方向に駆動する駆動手段と、
該位置検出手段で検出された該可動部材の位置に基づいて、該駆動手段による該可動部材の駆動を制御する制御手段と、
該レンズの光軸を中心とする該固定部材と該可動部材の相対的な回転位置によって、該光軸に垂直な平面内における該固定部材と該可動部材との相対的な可動範囲が大きい可動位置と、該平面内における該固定部材と該可動部材との相対的な可動範囲が小さい固定位置と、を画定する可動範囲画定手段と、
を有し、
前記固定位置において、前記固定部材又は前記可動部材が備えるボール受け部と前記ボールとの間、又は前記駆動手段と前記可動部材との間において、摺動摩擦が発生する、
ことを特徴とするレンズ駆動ユニット。 In the lens device, a lens driving unit that moves the lens in a direction perpendicular to the optical axis of the lens device,
A fixing member;
A movable member to which the lens is fixed;
A ball sandwiched between the fixed member and the movable member in a manner in which the fixed member and the movable member are relatively movable in a direction perpendicular to the optical axis of the lens, A ball in contact with a ball receiving portion provided in the movable member ;
Biasing means for biasing the movable member toward the fixed member;
Position detecting means for detecting the position of the movable member relative to the fixed member in a plane perpendicular to the optical axis of the lens;
Drive means for driving the movable member in a direction perpendicular to the optical axis with respect to the fixed member;
Control means for controlling the driving of the movable member by the driving means based on the position of the movable member detected by the position detecting means ;
The relative movable position of the fixed member and the movable member around the optical axis of the lens is movable so that the relative movable range of the fixed member and the movable member in a plane perpendicular to the optical axis is large. Movable range defining means for defining a position and a fixed position where a relative movable range of the fixed member and the movable member in the plane is small ;
Have
In the fixed position, sliding friction occurs between the ball receiving portion provided in the fixed member or the movable member and the ball, or between the driving means and the movable member.
A lens driving unit.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011239907A JP5932295B2 (en) | 2011-11-01 | 2011-11-01 | LENS DRIVE UNIT, LENS DEVICE HAVING THE SAME, AND IMAGING DEVICE |
EP12007157.6A EP2590004A1 (en) | 2011-11-01 | 2012-10-16 | Lens driving unit, and lens apparatus and image pickup apparatus including the same |
CN201210419494.8A CN103091861B (en) | 2011-11-01 | 2012-10-29 | Lens driving unit and comprise its lens devices and image pick-up device |
US13/664,488 US9500877B2 (en) | 2011-11-01 | 2012-10-31 | Lens driving unit, and lens apparatus and image pickup apparatus including the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011239907A JP5932295B2 (en) | 2011-11-01 | 2011-11-01 | LENS DRIVE UNIT, LENS DEVICE HAVING THE SAME, AND IMAGING DEVICE |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013097168A JP2013097168A (en) | 2013-05-20 |
JP2013097168A5 true JP2013097168A5 (en) | 2014-12-18 |
JP5932295B2 JP5932295B2 (en) | 2016-06-08 |
Family
ID=47500859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011239907A Expired - Fee Related JP5932295B2 (en) | 2011-11-01 | 2011-11-01 | LENS DRIVE UNIT, LENS DEVICE HAVING THE SAME, AND IMAGING DEVICE |
Country Status (4)
Country | Link |
---|---|
US (1) | US9500877B2 (en) |
EP (1) | EP2590004A1 (en) |
JP (1) | JP5932295B2 (en) |
CN (1) | CN103091861B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104020546B (en) * | 2014-06-19 | 2017-04-26 | 深圳市世尊科技有限公司 | Focusing motor capable of achieving optical zooming and optical vibration prevention at the same time |
KR102351098B1 (en) * | 2015-01-16 | 2022-01-14 | 삼성전자주식회사 | Camera and lens module |
CN108135452B (en) * | 2015-10-29 | 2020-06-16 | 奥林巴斯株式会社 | Imaging device and endoscope system |
JP2017116663A (en) * | 2015-12-22 | 2017-06-29 | オリンパス株式会社 | Tremor correction device |
CN107991827B (en) * | 2016-10-26 | 2020-08-18 | Tdk株式会社 | Lens driving device |
JP6883467B2 (en) * | 2017-05-08 | 2021-06-09 | 日本電産サンキョー株式会社 | Optical unit with runout correction function |
JP6533821B2 (en) * | 2017-11-06 | 2019-06-19 | 日本電産コパル株式会社 | Lens drive |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0251536A (en) | 1988-08-16 | 1990-02-21 | Asahi Chem Ind Co Ltd | Fiber-reinforced thermoplastic resin sheet |
KR100282055B1 (en) | 1993-03-30 | 2001-02-15 | 이데이 노부유끼 | Focus control device using electronic drive and electronic drive |
JP3911936B2 (en) * | 1999-11-22 | 2007-05-09 | コニカミノルタフォトイメージング株式会社 | Image blur correction device |
JP3928435B2 (en) * | 2002-02-08 | 2007-06-13 | 株式会社ニコン | Blur correction device |
JP4011576B2 (en) | 2004-10-20 | 2007-11-21 | 株式会社タムロン | Actuator and lens unit and camera provided with the same |
JP2006163354A (en) * | 2004-11-11 | 2006-06-22 | Seiko Instruments Inc | Lens barrel driving device, lens driving module and camera module |
JP3952207B2 (en) * | 2004-12-15 | 2007-08-01 | 株式会社タムロン | Actuator and lens unit and camera provided with the same |
JP4857021B2 (en) | 2006-05-08 | 2012-01-18 | 株式会社タムロン | Actuator and lens unit and camera provided with the same |
JP2008015349A (en) * | 2006-07-07 | 2008-01-24 | Tamron Co Ltd | Actuator, and lens unit and camera equipped therewith |
JP4893953B2 (en) * | 2007-05-21 | 2012-03-07 | 株式会社タムロン | Image shake prevention actuator, lens unit including the same, and camera |
US8139291B2 (en) * | 2007-05-21 | 2012-03-20 | Tamron Co., Ltd. | Image blur prevention actuator and lens unit and camera equipped therewith |
JP4951802B2 (en) * | 2007-06-05 | 2012-06-13 | 株式会社タムロン | Actuator, lens unit and camera equipped with the same |
KR100961127B1 (en) * | 2008-09-01 | 2010-06-07 | 삼성전기주식회사 | Camera module |
JP5183388B2 (en) * | 2008-09-22 | 2013-04-17 | キヤノン株式会社 | Image blur correction apparatus, optical apparatus including the same, image pickup apparatus, and image blur correction apparatus control method |
CN102165368B (en) * | 2008-09-30 | 2014-05-07 | 日本电产科宝株式会社 | Image blur correction device, imaging lens unit, and camera unit |
JP5347193B2 (en) | 2008-12-25 | 2013-11-20 | 株式会社タムロン | Anti-vibration actuator, lens unit and camera equipped with the same |
JP2011039350A (en) * | 2009-08-14 | 2011-02-24 | Canon Inc | Zoom lens device having image blur correction device |
-
2011
- 2011-11-01 JP JP2011239907A patent/JP5932295B2/en not_active Expired - Fee Related
-
2012
- 2012-10-16 EP EP12007157.6A patent/EP2590004A1/en not_active Withdrawn
- 2012-10-29 CN CN201210419494.8A patent/CN103091861B/en active Active
- 2012-10-31 US US13/664,488 patent/US9500877B2/en active Active
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